If you have a web host that supports cPanel (a number do) then moving to Google Apps for Mail couldn’t be simpler. Just log in to your cPanel account and click on the Mail icon in the top left corner. From here, click on the last item in the list, Modify Mail Exchanger (MX Entry). Then click on change an MX Entry. In the Change MX for… drop down list, select the appropriate domain (if you only have one then there should be only the one to change and then enter aspmx.l.google.com in the to: field, clicking Change when you are done. According to the TTL value you will then…